Corero Network Security plc (CNS.L) Stock Price, News & Chart

Prices may be delayed up to 15 min. Not investment advice. News volume: articles in the 4Search index each day.

Key statistics

Previous close15.00

Open15.14

Day range14.5016.00

52-week range6.5017.50

Off day high−2.50%

Off 52-week high−10.86%

Volume1.59M

Avg. volume (3M)1.07M

Market cap79.90M

EPS (TTM)0.0100

Forward P/E37.78

P/E ratio (TTM)15.60

Dividend yield—

Beta (5Y)-0.36

Shares outstanding512.17M

Short interest—

Earnings dateSep 22, 2025

Analyst target20.64

Profit margin10.38%

Against its peers

Compare in full ›

	CNS.L	CYB.MI	ATEN	RDWR	ALLT	INTZ
Market cap	79.90M	47.59M	1.73B	1.39B	426.96M	11.85M
P/E (TTM)	15.6	12.9	41.1	70.2	39.4	—
Forward P/E	37.8	11.0	20.1	23.3	22.3	-2.1
Price/book	5.4	1.9	7.3	4.3	3.6	3.9
Dividend yield	—	—	1.01%	—	—	—
1-year change	+53.85%	−22.77%	+33.84%	+40.31%	−1.14%	−67.80%
Today	+4.00%	−0.43%	−2.02%	−1.79%	+4.72%	−15.18%

The closest companies by business and industry (Software - Infrastructure). Prices may be delayed up to 15 min.

Related companies

Compare ›

The businesses closest to Corero Network Security's by what they do, from their descriptions, with the same industry weighted in.

Company	Mkt cap	Price	Today
Cyberoo S.p.A.CYB.MI · Software - Infrastructure	47.59M	1.1650	−0.43%
A10 Networks, Inc.ATEN · Software - Infrastructure	1.73B	23.81	−2.02%
Radware Ltd.RDWR · Software - Infrastructure	1.39B	33.00	−1.79%
Allot Ltd.ALLT · Software - Infrastructure	426.96M	8.66	+4.72%
Intrusion Inc.INTZ · Software - Infrastructure	11.85M	0.4835	−15.18%
NetScout Systems, Inc.NTCT · Software - Infrastructure	2.77B	38.10	+0.45%
Telos CorporationTLS · Software - Infrastructure	378.17M	5.06	−1.75%
Rapid7, Inc.RPD · Software - Infrastructure	1.01B	15.04	+1.35%

Other companies in Software - Infrastructure, closest in size first.

Company	Mkt cap	Price	Today
Host Digital Inc.HOST · Hollywood, FL	64.86M	2.3000	−11.20%
FatPipe, Inc.FATN · Salt Lake City, UT	72.06M	5.10	−1.16%
Usio, Inc.USIO · San Antonio, TX	85.49M	3.0000	+2.39%
Airship AI Holdings, Inc.AISP · Redmond, WA	63.71M	1.8500	−9.76%
Datavault AI Inc.DVLT · Beaverton, OR	65.53M	0.0690	−5.09%
Bradbury Capital Inc.BBCI · Petaling Jaya, Malaysia	64.41M	1.6000	+3.23%
Endava plcDAVA · London, United Kingdom	90.36M	1.7100	+3.64%
Axe Compute Inc.AGPU · Pittsburgh, PA	86.24M	7.44	−1.59%

Technology companies of a similar market value (78.11M).

Company	Mkt cap	Price	Today
ISP Global Limited8487.HK · Communication Equipment	75.36M	0.072	0.00%
AmpliTech Group, Inc.AMPG · Communication Equipment	74.72M	2.4800	−1.59%
KULR Technology Group, Inc.KULR · Electronic Components	75.44M	1.6300	−0.61%
Triad Group plcTD8.SG · Information Technology Services	78.86M	4.5200	−0.44%
TTEC Holdings, Inc.TTEC · Information Technology Services	75.42M	1.5300	0.00%
Net Insight AB (publ)NSGB.F · Communication Equipment	72.67M	0.2135	−3.61%
LACROIX Group SALACR.PA · Scientific & Technical Instruments	78.63M	16.65	+0.30%
QTREX Quantum Ltd.QTEX · Computer Hardware	67.75M	1.0100	−9.82%

Also based in London, United Kingdom, then elsewhere in United Kingdom.

Company	Mkt cap	Price	Today
Barclays PLCBCS.BA · London, United Kingdom	794.38T	39,840.00	+6.13%
Shell plcSHEL · London, United Kingdom Odds	288.72B	101.86	−2.25%
HSBC Holdings plcHSBC · London, United Kingdom Odds	305.63B	89.37	+5.78%
BP p.l.c.BP · London, United Kingdom Odds	117.48B	45.61	−4.16%
Lloyds Banking Group plcLYG.BA · London, United Kingdom	31.29T	4,382.50	+5.99%
Rio Tinto GroupRIO · London, United Kingdom	137.54B	84.56	+3.60%
Unilever PLCUL · London, United Kingdom	144.10B	66.92	+3.26%
British American Tobacco p.l.c.BTI · London, United Kingdom	135.30B	62.97	+3.40%

Companies that serve the same markets: cloud, enterprises, cybersecurity.

Company	Mkt cap	Price	Today
FirstWave Cloud Technology LimitedFCT.AX · cybersecurity · cloud · enterprises	18.23M	0.0080	+33.33%
FatPipe, Inc.FATN · cybersecurity · cloud · enterprises	72.06M	5.10	−1.16%
CrowdStrike Holdings, Inc.CRWD · cybersecurity · cloud · enterprises Odds	246.77B	241.00	−1.50%
AhnLab, Inc.053800.KQ · cybersecurity · cloud · enterprises	882.66B	98,200.00	−1.01%
Netskope, Inc.NTSK · cybersecurity · cloud · enterprises	9.30B	22.77	+4.26%
Digital Arts Inc.2326.T · cybersecurity · cloud · enterprises	72.63B	5,410.00	−0.92%
Tenable Holdings, Inc.TENB · cybersecurity · cloud · enterprises	4.96B	47.34	+0.66%
N-able, Inc.NABL · cybersecurity · cloud · enterprises	957.75M	5.07	+0.60%

What visitors to Corero Network Security's page also look at.

Company	Mkt cap	Price	Today
INTERCEDE GROUP PLC ORD 1PIGP.L	88.77M	145.50	−1.02%
BEEKS FINANCIAL CLOUD GROUP PLCBKS.L	139.01M	202.00	−0.25%
NETCALL PLC ORD 5PNET.L	230.31M	135.00	+2.66%
BANGO PLC ORD 20PBGO.L	59.41M	77.10	−1.78%
GB GROUP PLC ORD 2.5PGBG.L	370.23M	161.89	−1.41%

From the 4SEARCH.business instruments index: what each company does (its business description), its industry, size, headquarters and the markets it serves; and from a year of daily prices, which move together. Prices may be delayed up to 20 min.

Latest news

All CNS.L news ›

Press Release Hub·1d agoPositive

Corero Network Security Accelerates International Growth with Strategic Investment in Regional Leadership and Partnerships

Press Release Hub Corero Network Security Builds on Q3 Execution with Major Q4 Wins and Product Breakthroughs Corero Network Security Enhances UK Dedicated Servers' DDoS Defens

MSFT

@PRNewswire·18h agoPositive

News from Corero Network Security A wide array of domestic and global news stories; news topics include politics/government, business, technology, religion, sports/entertainment, science/nature, and health/lifestyle.

news News from Corero Network Security A wide array of domestic and global news stories; news topics include politics/government, business, technology, religion, sports/entertainment, science/nature, and health/lifestyle. 07:00 ET Corero…

GOOGL

Defense World·Oct 27Positive

Corero Network Security (LON:CNS) Insider Carl Herberger Purchases 227,272 Shares of Stock

Posted by Defense World Staff on Oct 27th, 2026 Corero Network Security plc (LON:CNS – Get Free Report) insider Carl Herberger purchased 227,272 shares of the company’s stock in a transaction dated Thursday, October 22nd. The shares were…

CRBD CRBG

UK Investor Magazine·Oct 14

AIM movers: Corero Network Security orders rise 50% and Helium One Global fundraising

Cybersecurity company Corero Network Security (LON: CNS) revealed third quarter order intake rose 50% to $11.1m. Corero is thought to be gaining market share in DDoS protection. Full year revenues are forecast to improve from $25.5m to…

PANW CRWD MSFT NBIS

From the 4Search news index, newest first.

In the news

6mentions in 30 days

6with it in the headline

Positivesentiment

Most coverage from

tradingview.com2
defenseworld.net1
pressreleasehub.pa.media1
prnewswire.com1
ukinvestormagazine.co.uk1

Finance and business coverage in the 4SEARCH.business news index: articles that name it in the headline, or in the text beside its ticker. Sentiment is the index's own reading of the latest 6 articles, not a forecast.